AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  T Cas  
AAVSO UID
000-BBB-554 (60394 observations)  
Constellation
Cassiopeia Sequence
J2000.0
00 23 14.27 +55 47 33.2  (5.80946 +55.79256) Search nearby
B1950.0 00 20 31.11 +55 30 56.0
Proper motion
RA: 19.73 +/- 0.97 mas/yDec: -9.56 +/- 1.02 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 118.947 -6.861
Other names

(Internal only)
AAVSO 0017+55 ASASSN-V J002314.22+554731.4 BD+54 48
HD 1845 HIP 1834 IOMC 3657000071
IRC +60009 RAFGL 57 SAO 21343
(Not logged in)  Add name
Variability type
M
Spectral type M6e-M9.0e
Mag. range
6.9 - 12.4 V
Discoverer Karl Krueger (1870)
Epoch
16 Nov 2020 (HJD 2459170.0) Ephemeris
Outburst --
Period 443.5 d
Rise/eclipse dur. 55%  (244 d)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team SiO maser. ZrO bands in the infrared spectral region.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
3 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
4 T. Karlsson, Maxima of Mira stars --
5 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 0.81H = -0.22K = -0.78J - K = 1.58
AllWISE W3 = -1.83W4 = -2.89W3 - W4 = 1.06
APASS-DR9 B = 11.76V = 10.24g' = 11.94r' = 8.74i' = 5.67B - V = 1.52
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Stellar Association Membership
 ASCC 2 Open Cluster 2012A&A...548A..97Z
Campaigns/Programs
 Legacy LPV Program
 LPV Program
 LPV Humps
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
5 Otero, Sebastian Alberto 2024-01-19 03:41 UTC Minimum magnitude, period and epoch from AAVSO data.
4 Fernig, Leo 2022-02-18 22:10 UTC Discoverer updated from 1907AnHar..55....1C page 7
3 Otero, Sebastian Alberto 2020-05-24 17:15 UTC Period, epoch and rise duration from the GCVS (November 2019 version).
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.